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Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
Did you know?
Thyroid conditions may make getting pregnant impossible.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.